feat: admin controls

app/components/Onboarding/ProviderForm.vue

@@ -97,10 +97,13 @@ const submit = async () => {
             config.apiKey = uint8ArrayToBase64(await encryptData(cryptoKey, key));
         }
 
-        await $fetch(`/api/provider/${provider.id}`, {
+        const saved = await $fetch(`/api/provider/${provider.id}`, {
             method: 'PATCH',
-            body: { config, enabled: true },
+            body: { config, enabled: true, expectedUpdatedAt: new Date(provider.updatedAt).toISOString() },
         });
+        providers.value = providers.value.map(p => p.id === provider.id
+            ? { ...p, config, enabled: true, updatedAt: new Date(saved.updatedAt) }
+            : p);
     } catch (err) {
         console.error('Failed to save provider:', err);
         error.value = 'The provider could not be saved. Try again.';
@@ -146,6 +149,12 @@ const submit = async () => {
         ? { ...p, config, enabled: true, models: models.map(m => ({ ...m, enabled: m.enabled || enabledIds.has(m.id) })) }
         : p);
 
+    if (!models.some(model => model.outputModalities.includes("text") && (model.enabled || enabledIds.has(model.id)))) {
+        error.value = "The models were fetched, but none could be enabled. Try again.";
+        busy.value = false;
+        return;
+    }
+
     emit('done');
 };
 </script>